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started testing. BOOTP crashes at ip_send() ?

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This commit is contained in:
Markus Fröschle
2013-12-24 12:38:36 +00:00
parent c1ff9a7181
commit 4ec02ea882
13 changed files with 771 additions and 1090 deletions
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23
include/nif.h
View File

@@ -8,8 +8,6 @@
#ifndef _NIF_H
#define _NIF_H
/********************************************************************/
/*
* Maximum number of supported protoocls: IP, ARP, RARP
*/
@@ -40,23 +38,12 @@ typedef struct NIF_t
unsigned int f_err;
} NIF;
/********************************************************************/
NIF *
nif_init (NIF *);
extern NIF *nif_init (NIF *);
extern int nif_protocol_exist (NIF *, uint16_t);
extern void nif_protocol_handler (NIF *, uint16_t, NBUF *);
extern void *nif_get_protocol_info (NIF *, uint16_t);
extern int nif_bind_protocol (NIF *, uint16_t, void (*)(NIF *, NBUF *), void *);
int
nif_protocol_exist (NIF *, uint16_t);
void
nif_protocol_handler (NIF *, uint16_t, NBUF *);
void *
nif_get_protocol_info (NIF *, uint16_t);
int
nif_bind_protocol (NIF *, uint16_t, void (*)(NIF *, NBUF *), void *);
/********************************************************************/
#endif /* _NIF_H */

7
net/arp.c
View File

@@ -218,12 +218,13 @@ void arp_request(NIF *nif, uint8_t *pa)
arp_frame_hdr *arpframe;
int i, result;
xprintf("%s\r\n", __FUNCTION__);
pNbuf = nbuf_alloc();
if (pNbuf == NULL)
{
#if defined(DEBUG_PRINT)
printf("ARP: arp_request couldn't allocate Tx buffer\n");
#endif
xprintf("ARP: arp_request couldn't allocate Tx buffer\n");
return;
}

8
net/bootp.c
View File

@@ -56,15 +56,22 @@ void bootp_request(NIF *nif, uint8_t *pa)
nbuf->length = BOOTP_PACKET_LEN;
/* setup reply handler */
udp_bind_port(BOOTP_CLIENT_PORT, bootp_handler);
for (i = 0; i < MAX_TRIES; i++)
{
/* Send the BOOTP request */
result = udp_send(connection.nif, broadcast, BOOTP_CLIENT_PORT,
BOOTP_SERVER_PORT, nbuf);
xprintf("sent bootp request\r\n");
if (result == true)
break;
}
/* release handler */
udp_free_port(BOOTP_CLIENT_PORT);
if (result == 0)
nbuf_free(nbuf);
}
@@ -85,6 +92,7 @@ void bootp_handler(NIF *nif, NBUF *nbuf)
if (rx_p->type == BOOTP_TYPE_BOOTREPLY && rx_p->xid == XID)
{
xprintf("received bootp reply\r\n");
/* seems to be valid */
}

2
net/fec.c
View File

@@ -1025,7 +1025,7 @@ void fec1_tx_frame(void)
* 1 success
* 0 otherwise
*/
int fec_send (uint8_t ch, NIF *nif, uint8_t *dst, uint8_t *src, uint16_t type, NBUF *nbuf)
int fec_send(uint8_t ch, NIF *nif, uint8_t *dst, uint8_t *src, uint16_t type, NBUF *nbuf)
{
FECBD *pTxBD;

13
net/ip.c
View File

@@ -147,6 +147,9 @@ int ip_send(NIF *nif, uint8_t *dest, uint8_t *src, uint8_t protocol, NBUF *pNbuf
/*
* Determine the hardware address of the recipient
*/
IP_ADDR bc = { 255, 255, 255, 255};
if (memcmp(bc, dest, 4) != 0)
{
route = ip_resolve_route(nif, dest);
if (route == NULL)
{
@@ -154,13 +157,11 @@ int ip_send(NIF *nif, uint8_t *dest, uint8_t *src, uint8_t protocol, NBUF *pNbuf
dest[0], dest[1], dest[2], dest[3]);
return 0;
}
}
else
route = bc;
return nif->send(nif,
route,
&nif->hwa[0],
ETH_FRM_IP,
pNbuf
);
return nif->send(nif, route, &nif->hwa[0], ETH_FRM_IP, pNbuf);
}
#if defined(DEBUG_PRINT)

10
net/nbuf.c
View File

@@ -40,9 +40,9 @@ int nbuf_init(void)
queue_init(&nbuf_queue[i]);
}
#ifdef DEBUG_PRINT
#ifdef DEBUG_PRINT
printf("Creating %d net buffers of %d bytes\n",NBUF_MAX,NBUF_SZ);
#endif
#endif
for (i = 0; i < NBUF_MAX; ++i)
{
@@ -50,6 +50,7 @@ int nbuf_init(void)
nbuf = (NBUF *) driver_mem_alloc(sizeof(NBUF));
if (!nbuf)
{
xprintf("failed to allocate nbuf\r\n");
return 1;
}
@@ -69,10 +70,7 @@ int nbuf_init(void)
queue_add(&nbuf_queue[NBUF_FREE], (QNODE *)nbuf);
}
#ifdef DEBUG_PRINT
printf("NBUF allocation complete\n");
nbuf_debug_dump();
#endif
xprintf("NBUF allocation complete\n");
return 0;
}

14
sys/BaS.c
View File

@@ -42,6 +42,7 @@
#include "eth.h"
#include "nbuf.h"
#include "nif.h"
#include "fec.h"
/* imported routines */
extern int mmu_init();
@@ -366,6 +367,19 @@ void BaS(void)
xprintf("BaS initialization finished, enable interrupts\r\n");
enable_coldfire_interrupts();
nbuf_init();
uint8_t mac[6] = {0x00, 0x04, 0x9f, 0x01, 0x01, 0x01}; /* this is a Freescale MAC address */
uint8_t bc[6] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff}; /* this is a Freescale MAC address */
fec_eth_setup(0, FEC_MODE_MII, FEC_MII_100BASE_TX, FEC_MII_FULL_DUPLEX, mac);
nif_init(&nif1);
nif1.mtu = ETH_MTU;
nif1.send = fec0_send;
memcpy(nif1.hwa, mac, 6);
memcpy(nif1.broadcast, bc, 6);
bootp_request(&nif1, 0);
xprintf("call EmuTOS\r\n");
ROM_HEADER* os_header = (ROM_HEADER*)TOS;
os_header->initial_pc();

2
sys/driver_mem.c
View File

@@ -307,7 +307,7 @@ static int init_count = 0;
int driver_mem_init(void)
{
if (! init_count == 0)
if (init_count == 0)
{
#ifdef USE_RADEON_MEMORY
driver_mem_buffer = (void *) offscreen_reserved();

2
sys/sysinit.c
View File

@@ -48,6 +48,7 @@
#include "dma.h"
#include "mod_devicetable.h"
#include "pci_ids.h"
#include "driver_mem.h"
#include "usb.h"
#define UNUSED(x) (void)(x) /* Unused variable */
@@ -1126,6 +1127,7 @@ void initialize_hardware(void)
}
#endif /* MACHINE_FIREBEE */
driver_mem_init();
init_pci();
/* do not try to init USB for now on the Firebee, it hangs the machine */

343
usb/usb_mem.c
View File

@@ -1,343 +0,0 @@
/*
* driver_mem.c
*
* based from Emutos / BDOS
*
* Copyright (c) 2001 Lineo, Inc.
*
* Authors: Karl T. Braun, Martin Doering, Laurent Vogel
*
* This file is distributed under the GPL, version 2 or at your
* option any later version.
*/
#include <stdint.h>
#include "bas_string.h"
#include "bas_printf.h"
#include "usb.h"
#include "exceptions.h" /* set_ipl() */
#if MACHINE_FIREBEE
#include "firebee.h"
#elif MACHINE_M5484LITE
#include "m5484l.h"
#endif
#ifndef FALSE
#define FALSE 0
#endif
#ifndef TRUE
#define TRUE 1
#endif
#undef DRIVER_MEM_DEBUG
#ifdef DRIVER_MEM_DEBUG
#define dbg(fmt, args...) xprintf(fmt, ##args)
#else
#define dbg(fmt, args...)
#endif
extern void *info_fvdi;
extern long offscren_reserved(void);
extern uint8_t driver_mem[DRIVER_MEM_SIZE]; /* defined in linker control file */
/* MD - Memory Descriptor */
#define MD struct _md_
MD
{
MD *m_link;
long m_start;
long m_length;
void *m_own;
};
/* MPB - Memory Partition Block */
#define MPB struct _mpb
MPB
{
MD *mp_mfl;
MD *mp_mal;
MD *mp_rover;
};
#define MAXMD 256
static MD tab_md[MAXMD];
static MPB pmd;
static void *xmgetblk(void)
{
int i;
for (i = 0; i < MAXMD; i++)
{
if (tab_md[i].m_own == NULL)
{
tab_md[i].m_own = (void*)1L;
return(&tab_md[i]);
}
}
return NULL;
}
static void xmfreblk(void *m)
{
int i = (int)(((long) m - (long) tab_md) / sizeof(MD));
if ((i > 0) && (i < MAXMD))
{
tab_md[i].m_own = NULL;
}
}
static MD *ffit(long amount, MPB *mp)
{
MD *p, *q, *p1; /* free list is composed of MD's */
int maxflg;
long maxval;
if (amount != -1)
{
amount += 15; /* 16 bytes alignment */
amount &= 0xFFFFFFF0;
}
if ((q = mp->mp_rover) == 0) /* get rotating pointer */
{
return 0;
}
maxval = 0;
maxflg = ((amount == -1) ? TRUE : FALSE) ;
p = q->m_link; /* start with next MD */
do /* search the list for an MD with enough space */
{
if (p == 0)
{
/* at end of list, wrap back to start */
q = (MD *) &mp->mp_mfl; /* q => mfl field */
p = q->m_link; /* p => 1st MD */
}
if ((!maxflg) && (p->m_length >= amount))
{
/* big enough */
if (p->m_length == amount)
{
q->m_link = p->m_link; /* take the whole thing */
}
else
{
/*
* break it up - 1st allocate a new
* MD to describe the remainder
*/
p1 = xmgetblk();
if (p1 == NULL)
{
return(NULL);
}
/* init new MD */
p1->m_length = p->m_length - amount;
p1->m_start = p->m_start + amount;
p1->m_link = p->m_link;
p->m_length = amount; /* adjust allocated block */
q->m_link = p1;
}
/* link allocate block into allocated list,
mark owner of block, & adjust rover */
p->m_link = mp->mp_mal;
mp->mp_mal = p;
mp->mp_rover = (q == (MD *) &mp->mp_mfl ? q->m_link : q);
return(p); /* got some */
}
else if (p->m_length > maxval)
maxval = p->m_length;
p = ( q=p )->m_link;
} while(q != mp->mp_rover);
/*
* return either the max, or 0 (error)
*/
if (maxflg)
{
maxval -= 15; /* 16 bytes alignment */
if (maxval < 0)
{
maxval = 0;
}
else
{
maxval &= 0xFFFFFFF0;
}
}
return(maxflg ? (MD *) maxval : 0);
}
static void freeit(MD *m, MPB *mp)
{
MD *p, *q;
q = 0;
for (p = mp->mp_mfl; p ; p = (q = p) -> m_link)
{
if (m->m_start <= p->m_start)
{
break;
}
}
m->m_link = p;
if (q)
{
q->m_link = m;
}
else
{
mp->mp_mfl = m;
}
if (!mp->mp_rover)
{
mp->mp_rover = m;
}
if (p)
{
if (m->m_start + m->m_length == p->m_start)
{
/* join to higher neighbor */
m->m_length += p->m_length;
m->m_link = p->m_link;
if (p == mp->mp_rover)
{
mp->mp_rover = m;
}
xmfreblk(p);
}
}
if (q)
{
if (q->m_start + q->m_length == m->m_start)
{
/* join to lower neighbor */
q->m_length += m->m_length;
q->m_link = m->m_link;
if (m == mp->mp_rover)
{
mp->mp_rover = q;
}
xmfreblk(m);
}
}
}
int driver_mem_free(void *addr)
{
int level;
MD *p, **q;
MPB *mpb;
mpb = &pmd;
level = set_ipl(7);
for(p = *(q = &mpb->mp_mal); p; p = *(q = &p->m_link))
{
if ((long) addr == p->m_start)
{
break;
}
}
if (!p)
{
set_ipl(level);
return(-1);
}
*q = p->m_link;
freeit(p, mpb);
set_ipl(level);
dbg("driver_mem_free(0x%08X)\r\n", addr);
return(0);
}
void *driver_mem_alloc(long amount)
{
void *ret = NULL;
int level;
MD *m;
if (amount == -1L)
{
return((void *)ffit(-1L, &pmd));
}
if (amount <= 0 )
{
return(0);
}
if ((amount & 1))
{
amount++;
}
level = set_ipl(7);
m = ffit(amount, &pmd);
if (m != NULL)
{
ret = (void *)m->m_start;
}
set_ipl(level);
dbg("driver_mem_alloc(%d) = 0x%08X\r\n", amount, ret);
return(ret);
}
int usb_mem_init(void)
{
#ifdef USE_RADEON_MEMORY
driver_mem_buffer = (void *) offscren_reserved();
if (driver_mem_buffer == NULL)
#endif
memset(driver_mem_buffer, 0, DRIVER_MEM_BUFFER_SIZE);
if (driver_mem_buffer == NULL)
{
return(-1);
}
pmd.mp_mfl = pmd.mp_rover = &tab_md[0];
tab_md[0].m_link = (MD *) NULL;
tab_md[0].m_start = ((long) driver_mem_buffer + 15) & ~15;
tab_md[0].m_length = DRIVER_MEM_BUFFER_SIZE;
tab_md[0].m_own = (void *) 1L;
pmd.mp_mal = (MD *) NULL;
memset(driver_mem_buffer, 0, tab_md[0].m_length);
dbg("driver memory buffer at 0x%08X size %d\r\n", tab_md[0].m_start, tab_md[0].m_length);
return(0);
}
void usb_mem_stop(void)
{
#ifndef CONFIG_USB_MEM_NO_CACHE
#ifdef USE_RADEON_MEMORY
if (driver_mem_buffer == (void *) offscren_reserved())
return;
#endif
#endif
}

13
util/bas_string.c
View File

@@ -55,6 +55,19 @@ void *memset(void *s, int c, size_t n)
}
int memcmp(const char *s1, const char *s2, size_t max)
{
int i;
int cmp;
for (i = 0; i < max; i++)
{
cmp = (*s1 - *s2);
if (cmp != 0) return cmp;
}
return cmp;
}
int strncmp(const char *s1, const char *s2, size_t max)
{
int i;